Downgrade poetry in workflows #3

	name: Q&A and Tests

	on:
	push:
	branches:
	- main
	paths:
	- "exact_kmeans/**"
	- "tests/**"
	- "config/**"
	- "poetry.lock"
	pull_request:
	paths:
	- "exact_kmeans/**"
	- "tests/**"
	- "config/**"
	- "poetry.lock"
	# Allows you to run this workflow manually from the Actions tab
	workflow_dispatch:

	jobs:
	build:
	runs-on: ubuntu-latest
	strategy:
	matrix:
	python-version: ["3.8", "3.9", "3.10", "3.11", "3.12"]
	steps:
	- uses: actions/checkout@v3

	- name: Set up Python ${{ matrix.python-version }}
	uses: actions/setup-python@v3
	with:
	python-version: ${{ matrix.python-version }}

	- name: Install poetry
	run: \|
	curl -sSL https://install.python-poetry.org \| POETRY_VERSION=1.3.2 python3 -
	poetry run pip install -U pip
	poetry install --with dev --without viz

	- name: Run MyPy
	run: \|
	mkdir .mypy_cache
	poetry run mypy --install-types --non-interactive exact_kmeans
	- name: Run Flake8
	run: \|
	poetry run flake8 exact_kmeans/
	- name: Run Tests
	run: \|
	poetry run python -m unittest discover tests -v

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